I really like the set, but for some strange reason I can't get on with any noise cancelling. I've tried them all up the A20, so it's me not the headphones!
Just in case anyone is in the market for a set of QC25's and Harmony, I've just put mine up on Ebay UK. (UK buyers only)
item ID: 143045737200 Theres a 10% discount with the code PEACHY for next 24 hrs.